MODEL 3371
1-5/16” Diameter
Single Turn
Conductive Plastic
Precision Potentiometer /
Position Sensor
ELECTRICAL
2
Resistance Range, Ohms
Standard Resistance Tolerance
Minimum Practical Resistance Tolerance
Independent Linearity*
Minimum Practical Independent Linearity
Input Voltage, Maximum
Power Rating, Watts
Dielectric Strength
Insulation Resistance, Minimum
Output Smoothness, Maximum
Actual Electrical Travel, Nominal
Electrical Continuity Travel, Minimum
End Voltage, Maximum
Tap Tolerance
Resolution
Temperature Coefficient**
* Linearity is measured between 1% and 99% of input voltage.
** Special tempco available to ± 100ppm/˚C.
ENVIRONMENTAL (MIL-R-39023)
1K to 900K
±10%
±5%
±0.5%
±0.25%
400Vdc not to exceed power rating
.75 at 65°C derating to 0 at 105°C
1,000V rms
1,000 Megohms
0.1%
348°
350°
0.5% of Input Voltage
0.5% of Input Voltage
Essentially infinite
–800 ppm/°C
Operating Temperature Range
Temperature Cycling
Shock, 6ms Sawtooth
Vibration
Moisture Resistance
High Temperature Exposure
Rotational Life
Rotational Load Life
Specifications subject to change without notice.
–25°C to +105°C
5 cycles, –25°C to +105°C (10%
∆R)
100G’s (0.1ms discontinuity max.)
10G’s, 10 to 500 Hz (2%
∆R,
0.1ms discontinuity max.)
Five 24 hour cycles (25%
∆R)
Mechanical operation at 105°C (0.5%
∆R)
2 mil. shaft rev.
2 mil. shaft rev. (10%
∆R)
2-31
Model 3371
MECHANICAL
Total Mechanical Travel
Number of Gangs, Maximum
Weight, Nominal
Shaft Runout, T.I.R., Maximum
Pilot Diameter Runout, T.I.R., Maximum
Lateral Runout, T.I.R., Maximum
Shaft Radial Play, Maximum
Shaft End Play, Maximum
Start/Run Torque, Maximum
SPECIAL FEATURES
360° continuous (350° ±2° with stop feature)
1
1.5 oz.
.0025”
.0025”
.003”
.004”
.007”
1.0 oz.-in
Center Tap
Linearity Tape
Flatted Shaft
Slotted Shaft
Shaft Lock
Stop
FEATURES/BENEFITS
CT
LT
FS
SS
SL
ST
• Low noise
• Excellent “output” smoothness
STANDARD RESISTANCE VALUES, OHMS
1K
2K
5K
10K
20K
50K
100K
METRIC CONVERSIONS
1 in.
1 oz.
25.4mm
28.4 gm
1 oz.-in.
1 lb.-in.
0,007 N-m
0,113 N-m
2-32
Model 3371
OUTLINE DIMENSIONS (Inch/mm)
Mounting Surface
.891±.031
22.6±0.79
.875±.031
22.2±0.79
.734±.016
18.6±0.41
.062±.016
1.58±0.41
CW
CCW
1.312±.016
33.33±0.41
Slider
CT
CT When Specified
.062±.016
1.58±0.41
.375±.016
9.53±0.41
.406 +.000
-.002
Dia.
+0.00
10.3
-0.05
Chamfer .016 Max. x 45°
0.41
3/8-32 UNEF Thread
.562±.016
14.3±0.41
.2497 +.0000
-.0003 Dia.
+0.000
6.342
-0.008
.031±.016
0.79±0.41
2
Locating Lug:
.125±.005
Dia.
3.18±0.13
ORDERING INFORMATION
3371 R 10K T5 L .5 XX
Model Series
Resistance Prefix
Resistance Value
Linearity
Optional
Non-Standard Tolerance
Optional Special
Feature Code
CIRCUIT DIAGRAM
NOTES
(S)
(CCW)
(CW)
Metric equivalents, based on 1 inch = 25.4mm are rounded to
the same number of significant figures as in the original
English units and are provided for general information only.
Tolerances unless otherwise specified:
Linear = ± .01 inches
(.25mm)
Angular = ± 2 degrees
INCH
mm
2-33
Model 3371